/**
 * Environment Configuration
 *
 * This module handles loading and validating environment variables
 * required for connecting to the n8n API.
 */
export declare const ENV_VARS: {
    N8N_API_URL: string;
    N8N_API_KEY: string;
    DEBUG: string;
};
export interface EnvConfig {
    n8nApiUrl: string;
    n8nApiKey: string;
    debug: boolean;
}
/**
 * Load environment variables from .env file if present
 */
export declare function loadEnvironmentVariables(): void;
/**
 * Validate and retrieve required environment variables
 *
 * @returns Validated environment configuration
 * @throws {McpError} If required environment variables are missing
 */
export declare function getEnvConfig(): EnvConfig;